› added 11 years ago

126

TIL before Pixar made feature films, they made commercials for LifeSavers candy, Trident gum, and Pillsbury rolls.

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v17eK TIL If Holly (Ilex aquifolium) finds its leaves are being nibbled by deer, it switches genes on to make them spiky when they regrow. So on taller Holly trees, the upper leaves (which are out of reach) have smooth edges, while the lower leaves are prickly
Ooypa TIL TIL Steve McQueen was demoted to private seven times by the Marines; he then saved the lives of other Marines by pulling them from a sinking tank, after which he was assigned to guard the presidential yacht of US President Harry Truman
Zp0v4 TIL of Steganography, a field similar to cryptography, but that involves concealing a message rather than encoding it. For example, hiding an image in audio, or even hiding one image in the data of another. A famous example, a POW in Vietnam blinked TORTURE in morse code during a newscast.
1axr4 Til ancient Mesopotamians had written accounts of solider PTSD dating to the Assyrian dynasty (1300-609 BC). They believed the disorder was caused by the spirits of enemies whom the patient had killed during battle
58GQ TIL that comedian Eddie Izzard can perform in 5 different languages and is working on learning 2 more